*{
				margin: 0;
				padding: 0;
				list-style: none;
			}
			.odiv{
				width:300px;
				height:300px;
				margin: 100px auto;
			}
			.box{
				overflow: hidden;
			}
			.odiv input{
				width: 100px;
				height: 40px;
				/*background: greenyellow;*/
				float: left;
				/*color:white;*/
				font-size:28px;
			}
			.active{
				background: greenyellow;
				color: red;
			}
			ul li{
				width: 300px;
				height: 260px;
				background: black;
				color: white;
				font-size: 36px;
				display: none;
			}
			.show{
				display: block;
			}